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    <meta charset="UTF-8">
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    <title>Promise.reject</title>
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<body>
    <script>
        // Promise.reject 本身是 Promise 函数对象的一个方法
        // 作用: 快速创建失败的 promise 实例对象

        // let p = Promise.reject('521');
        // let p = Promise.reject(true);
        // let p = Promise.reject(new Promise((resolve, reject) => {
        //     resolve('OK');
        // }));

        // console.log(p);
    </script>
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